. >> an analyst in south korea believes the international pressure could be a factor in the delaybecausechinamayhave sent a strong message for the north to cancel the launch plan and the technical glitches in the third stage of the rocket could have only been a cover. that is speculation we cannot confirm. >>shepard: is anyone talking about openings to slow them down? >>guest: whatever lessons are applied to the missile launch could be learned from sanctioned applied to iran with a growing consensus the sanctions could be working and they could be applied to impose greater sanctions on north korea working with allies and the united states, especially true if light the fact that many components for missiles and north korea's nuclear program come from abroad. there is a risk that more sanctions end up hurting ordinary people in north korea. >> in an initial stage, yes, a lesson of iran at some point the sanctions can bite so deeply that the average person is going to suffer. now, these sanctions on north korea will probably make it harder on the elite. >> the six-nation talks to give north ko

ofchina. >>gretchen: no doubt. jennifer griffin live from the pentagon, thank you. >> tracking a person's every move without them knowing. it's as simple as buying a smartphone app but legislation could change that. we'll look at that for you next. plus, the changing face of america. pretty soon there will be no racial majority in our country. what will that mean for society? what about politics? that's coming up. stick around. >> gretchen: new senate bill taking on the so-called stalker apps that help smartphone user track victims. the bill was sponsored by al franken that closes a loophole that laws apps to secretly operate on a cell phone and transmit their location without their knowledge. the bill updates laws passed years before laws revolutionized smartphones. you've been working on this since the '90s. you see this as a domestic violence situation. >> it's another way to empower a stalker. they can put an application on your phone without you know and follow you wherever you are. stalking encompasses a lot of behavior, one is to know where you are all the time and send harassing